OpenTechnical

OT-2026-000014790

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000014790) never changes.

Identity and time

Publication numberOT-2026-000014790 · never reused
Internal UUID01a0ae6d-d094-797f-ad47-17f35fe71c87 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014790
StatusPUBLIC

Content hashes

Canonical textff364323727050b687c5bdf47df2df6779de061a4ab04c8d9d5556d84850ff0c
Markdown3bfdb2e736e649d3ab5e12cf406857df06e9f0df3f1b382fb4c6f8354a7cff43
PDF
Publication page773e3ac3759008b020c2587308daeecfd6a081174f06e3cef4047a2c6ca4c8fb
Manifestd6e4fb9cd7c7f01fc0ced5abdb93b87bc8089e9ee19196c39b48f7bf21906cd1

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureZsxUmNYTCFafUAHJzkyP/tDpHtyFKWCmwYOaH1pD2ze1FRYU0UTQjku3az/7J/44T1oJENo/2r8BPzgyagtkDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:06:41.004439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014790
observed 773e3ac3759008b020c2587308daeecf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:40.985489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014790/manifest.json
observed d6e4fb9cd7c7f01fc0ced5abdb93b87b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:40.967366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014790/publication.md
observed 3bfdb2e736e649d3ab5e12cf406857df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:40.946561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014790/publication.txt
observed ff364323727050b687c5bdf47df2df67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.